Base | Representation |
---|---|
bin | 1100001110101101001… |
… | …11111100100010011001 |
3 | 1111011122100012000212111 |
4 | 12013112213330202121 |
5 | 23341043412423023 |
6 | 521013142512321 |
7 | 42234155236354 |
oct | 6072647744231 |
9 | 1434570160774 |
10 | 420212623513 |
11 | 152236086631 |
12 | 695344356a1 |
13 | 3081a09ccb7 |
14 | 164a47d529b |
15 | ade616400d |
hex | 61d69fc899 |
420212623513 has 16 divisors (see below), whose sum is σ = 428057691840. Its totient is φ = 412399310400.
The previous prime is 420212623483. The next prime is 420212623517. The reversal of 420212623513 is 315326212024.
It is a cyclic number.
It is not a de Polignac number, because 420212623513 - 29 = 420212623001 is a prime.
It is a super-2 number, since 2×4202126235132 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (420212623517) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95565831 + ... + 95570227.
It is an arithmetic number, because the mean of its divisors is an integer number (26753605740).
Almost surely, 2420212623513 is an apocalyptic number.
It is an amenable number.
420212623513 is a deficient number, since it is larger than the sum of its proper divisors (7845068327).
420212623513 is a wasteful number, since it uses less digits than its factorization.
420212623513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7608.
The product of its (nonzero) digits is 17280, while the sum is 31.
Adding to 420212623513 its reverse (315326212024), we get a palindrome (735538835537).
The spelling of 420212623513 in words is "four hundred twenty billion, two hundred twelve million, six hundred twenty-three thousand, five hundred thirteen".
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